"""标签：复习,encoding,print,line,txt,open From： https://www.cnblogs.com/wiii/p/17204317.html
@作者: egon老湿
@微信:18611453110
@专栏: https://zhuanlan.zhihu.com/c_1189883314197168128
"""
with open('a.txt', mode='rt', encoding='utf-8') as f:
for line in f:
print(line)
print('=====================')
while True:
# line=f.read(1024)
line = f.readline()
print(line)
if len(line) == 0:
break